Chemistry CST
Jeopardy
Chemical
Bonding
Solutions &
Acids/Bases
Atomic
Structure
Matter &
Stoichiometry
Gases
$100
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$500
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Equilibrium
& Rxn Rates
C
e
g
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Chemical Bonding - $100
What kind of bond exists between the
two nitrogen bonds in N2?
A. covalent
C. metallic
B. ionic
D. nuclear
What is A, covalent.
Chemical Bonding - $200
The Lewis Dot Structure for N2 is shown
below. What is the probable shape of N2?
:N=N:
A. linear
C. Tetrahedral
B. octahedral
D. Trigonal Planar
What is A, linear.
Chemical Bonding - $300
When a halogen and an alkali metal bond, a(n)
A. Covalent bond is formed because the difference in
electronegativity is small.
B. Covalent bond is formed because the difference in
electronegativity is great.
C. Ionic bond is formed because the difference in
electronegativity is small.
D. Ionic bond is formed because the difference in
electronegativity is great.
What is D.
Chemical Bonding - $400
What kind of bond exists between the
zinc and sulfate ions in ZnSO4?
A. covalent
C. metallic
B. ionic
D. nuclear
What is B, ionic.
Chemical Bonding - $500
What holds the atoms of a salt in
a fixed, crystal lattice pattern?
A. covalent bonds
C. magnetic force
B. electrostatic attraction
D. viscosity
What is B, electrostatic
attraction.
Solutions & Acids/Bases - $100
An acidic solution usually
tastes
A. bitter
C. sour
B. salty
D. sweet
What is C, sour.
Solutions & Acids/Bases - $200
Acids
A. donate hydrogen ions
B. donate hydroxide ions
C. accepts hydrogen ions
D. accepts inert compounds
What is A, donate hydrogen ions.
Solutions & Acids/Bases - $300
Substance X has a pH of 3 and Substance Y has a pH of 6. This
means that
A. Substance X has 1000 times the concentration of hydrogen ions
that Substance Y has, making it a stronger acid.
B. Substance X has twice the concentration of hydrogen ions that
Substance Y has, making it a weaker acid.
C. Substance Y has 1000 times the concentration of hydrogen ions
that Substance X has, making it a stronger base.
D. Substance Y has twice the concentration of hydrogen ions that
Substance X has, making it a weaker base.
What is A.
Solutions & Acids/Bases - $400
Which will fully dissociate in water?
A. Strong acid
B. Neutral solution
C. Weak acid
D. Weak base
What is A, strong acid.
Solutions & Acids/Bases - $500
Bases accept
A. anhydrous compounds
B. ionic compounds
C. hydrogen ions
D. hydroxide ions
What is C, hydrogen ions.
Atomic Structure - $100
Where is most of the mass of an
atom located?
A. p orbital
C. neutrons
B. nucleus
D. electrons
What is B, nucleus.
Atomic Structure - $200
Which of the following atoms has the largest
atomic radius?
A barium (Ba)
B chlorine (Cl)
C iodine (I)
D magnesium (Mg)
What is A.
Atomic Structure - $300
Which substance has weak
intermolecular forces?
A. Aluminum
C. Tin
B. Salt (NaCl)
D. Water
What is B, salt.
Atomic Structure - $400
Atoms in salt (NaCl) are arranged
A. as dissociated ions
B. as polar molecules
C. in a crystal lattice
D. in random patterns
What is C, in a crystal lattice.
Atomic Structure - $500
The ionization energy of an element indicates the energy
it takes to remove an electron from the outermost
level. As you move down a group in the periodic table,
the ionization energy
A. Decreases because the electron is farther from the
nucleus.
B. Increases because the number of protons increases.
C. Decreases because the number of neutrons increases.
D. Increases because the size of the atom increase.
What is A, decrease because the electron is farther
from the nucleus.
Matter & Stoichiometry - $100
How much mass does 1 mol of
carbon-12 atoms have?
A.12g
C. 24g
B.23 g
D. 100g
What is A, 12g.
Matter & Stoichiometry - $200
Balance the following equation.
What is the missing coefficient?
4Fe + __O2 → 2Fe2O3
A. 1
B. 2
C. 3
D. 4
What is C, 3.
Matter & Stoichiometry - $300
How many particles does 16g of sulfur
have?
A. 3.01x1023
C. 1.20x1024
B. 6.02x1023
D. 6.02x1024
What is A.
Matter & Stoichiometry - $400
What is the concentration of 80g of
NaOH in 500mL of solution?
A. 2M solution
C. 8M solution
B. 4M solution
D. 40M solution
What is B, 4M solution.
Matter & Stoichiometry - $500
2H2 + O2 → 2 H2O
If 4g of hydrogen reacts with an unlimited
amount of oxygen, how many grams of
water will be produced?
A. 18
C. 36
B. 32
D. 40
What is C, 36.
Gases - $100
If the size of a container of gas molecules is reduced by half,
the pressure will
A. decrease
B. increase
C. remain the same
D. remain the same but cause the temperature to increase
What is B, increase.
Gases - $200
The pressure on the inside walls of a sealed jar is caused by the
A. Attraction of the gas molecules inside it on the wall of the
jar.
B. Collision of the gas molecules inside it against the wall of
the jar.
C. Temperature of the gas molecules inside it on the wall of the
jar.
D. Volume of the gas molecules inside it against the wall of the
jar.
What is B.
Gases - $300
A gas diffuses because the molecules of a gas
A. Have little motion
B. Have random motion
C. Vibrate slowly
D. Vibrate quickly
What is B.
Gases - $400
Standard temperature and
pressure (STP) occurs at
A. 0oC
C. 32oF
B. 0K
D. 100oF
What is A, 0oC (273K).
Gases - $500
A sample of carbon dioxide gas occupies a
volume of 20 L at standard temperature and
pressure (STP). What will be the volume of
a sample of argon gas that has the same
number of moles and pressure but twice the
absolute temperature?
A.10 L B. 20 L C. 80 L D. 40 L
What is D.
Equilibrium & Rxn Rate - $100
Which can increase reaction
rates?
A. Acid
C. Catalyst
B. Base
D. Salt
What is C, catalyst.
Equilibrium & Rxn Rate - $200
According to Le Chatelier’s principle, what will happed if
the reactants are increased in a reaction at equilibrium?
A. There will be a net reaction to the left and no equilibrium.
B. There will be a net reaction to the left until a new
equilibrium occurs.
C. There will be a net reaction to the right and no
equilibrium.
D. There will be a net reaction to the right until a new
equilibrium occurs.
What is D.
Equilibrium & Rxn Rate - $300
How can someone tell when equilibrium in a reaction has
occurred?
A. The forward reaction rate increases and the reverse reaction
rate decreases.
B. The forward reaction rate decreases and the reverse
reaction rate increases.
C. The forward and reverse reaction rates fluctuate back and
forth.
D. The forward and reverse reaction rates are the same.
What is D.
Equilibrium & Rxn Rate - $400
Which will increase reaction rates?
A. High concentration of products
B. Low temperature
C. Large surface area of reactants
D. Low mass of products
What is C, large surface area.
Equilibrium & Rxn Rate - $500
The rate of a reaction can be described using
A.The increase in the concentration of the
reactants over time.
B.The increase in the concentration of the
products with time.
C. Evidence of product formation.
D. The change of enthalpy of the reaction.
What is B.